Head covering



FIG. 1 is a front perspective view of a head covering showing my newdesign, the broken line showing of the human form is for illustrativepurposes only and forms no part of the claimed design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a bottom plan view thereof; and,

FIG. 6 is a right side elevational view thereof, the left side viewbeing a mirror image of the right side view.

The ornamental design for a head covering, as shown and described.